private void ZoneTracklistControlPlayPause_ClickSink(object sender, RoutedEventArgs e)
        {
            TrackStateControl control         = (TrackStateControl)sender;
            RendererVirtual   rendererVirtual = rfController.rendererManager.getRendererByZoneUDN(currentSelectedZoneUDN);

            if (rendererVirtual == null)
            {
                return;
            }
            rendererVirtual.playPauseToggle();
        }
        protected void setTrackListControlFromZone(TrackStateControl _control, String _zoneUdn)
        {
            Zone zone = rfController.zoneManager.getZone(_zoneUdn);

            RaumfeldNET.UPNP.AvTransportPlayMode playMode;
            RendererPlayState playState;

            if (zone.getRenderer() == null)
            {
                return;
            }

            playMode  = zone.getRenderer().playMode;
            playState = zone.getRenderer().playState;

            _control.RandomizeTrack =
                playMode == RaumfeldNET.UPNP.AvTransportPlayMode.Random ||
                playMode == RaumfeldNET.UPNP.AvTransportPlayMode.Shuffle;

            if (playMode == RaumfeldNET.UPNP.AvTransportPlayMode.Random ||
                playMode == RaumfeldNET.UPNP.AvTransportPlayMode.RepeatAll)
            {
                _control.RepeatTacks = TrackStateControlRepeat.RepeatAll;
            }
            if (playMode == RaumfeldNET.UPNP.AvTransportPlayMode.RepeatOne)
            {
                _control.RepeatTacks = TrackStateControlRepeat.RepeatOne;
            }
            if (playMode == RaumfeldNET.UPNP.AvTransportPlayMode.Normal ||
                playMode == RaumfeldNET.UPNP.AvTransportPlayMode.Shuffle)
            {
                _control.RepeatTacks = TrackStateControlRepeat.Normal;
            }

            if (playState == RendererPlayState.Playing)
            {
                _control.TrackPaused = false;
            }
            else
            {
                _control.TrackPaused = true;
            }
        }